TY - RPRT TI - Semiconductor measurement technology : the results of an interlaboratory study of ellipsometric measurements of thin film silicon dioxide on silicon AU - Belzer, Barbara J AU - Blackburn, David L PY - 1997 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST SP 400-99 DO - 10.6028/NIST.SP.400-99 ER -